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core/bitcoin: drop decred_script_version

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pull/1009/head
Tomas Susanka 4 years ago
parent ef9eb7b7a4
commit 9dfc08ca61
10 changed files with 11 additions and 57 deletions
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4
common/protob/messages-bitcoin.proto
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@ -213,7 +213,7 @@ message TxAck {
optional MultisigRedeemScriptType multisig = 7; // Filled if input is going to spend multisig tx
optional uint64 amount = 8; // amount of previous transaction output (for segwit only)
optional uint32 decred_tree = 9; // only for Decred
optional uint32 decred_script_version = 10; // only for Decred
// optional uint32 decred_script_version = 10; // only for Decred // deprecated -> only 0 is supported
// optional bytes prev_block_hash_bip115 = 11; // BIP-115 support dropped
// optional uint32 prev_block_height_bip115 = 12; // BIP-115 support dropped
}
@ -235,7 +235,7 @@ message TxAck {
required OutputScriptType script_type = 4; // output script type
optional MultisigRedeemScriptType multisig = 5; // defines multisig address; script_type must be PAYTOMULTISIG
optional bytes op_return_data = 6; // defines op_return data; script_type must be PAYTOOPRETURN, amount must be 0
optional uint32 decred_script_version = 7; // only for Decred
// optional uint32 decred_script_version = 7; // only for Decred // deprecated -> only 0 is supported
// optional bytes block_hash_bip115 = 8; // BIP-115 support dropped
// optional uint32 block_height_bip115 = 9; // BIP-115 support dropped
enum OutputScriptType {

8
core/src/apps/bitcoin/sign_tx/decred.py
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@ -22,6 +22,7 @@ from .bitcoin import Bitcoin
DECRED_SERIALIZE_FULL = const(0 << 16)
DECRED_SERIALIZE_NO_WITNESS = const(1 << 16)
DECRED_SERIALIZE_WITNESS_SIGNING = const(3 << 16)
DECRED_SCRIPT_VERSION = const(0)
DECRED_SIGHASH_ALL = const(1)
@ -63,8 +64,6 @@ class Decred(Bitcoin):
self.write_tx_input(self.serialized_tx, txi, bytes())
async def confirm_output(self, txo: TxOutputType, script_pubkey: bytes) -> None:
if txo.decred_script_version != 0:
raise wire.ActionCancelled("Cannot send to output with script version != 0")
await super().confirm_output(txo, script_pubkey)
self.write_tx_output(self.serialized_tx, txo, script_pubkey)
@ -160,7 +159,10 @@ class Decred(Bitcoin):
script_pubkey: bytes,
) -> None:
writers.write_uint64(w, txo.amount)
writers.write_uint16(w, txo.decred_script_version)
if isinstance(txo, TxOutputBinType):
writers.write_uint16(w, txo.decred_script_version)
else:
writers.write_uint16(w, DECRED_SCRIPT_VERSION)
writers.write_bytes_prefixed(w, script_pubkey)
def write_tx_header(

21
core/src/apps/bitcoin/sign_tx/helpers.py
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@ -21,7 +21,7 @@ from apps.common.coininfo import CoinInfo
from ..writers import TX_HASH_SIZE
if False:
from typing import Any, Awaitable, Dict, Union
from typing import Any, Awaitable, Dict
from trezor.messages.TxInputType import EnumTypeInputScriptType
from trezor.messages.TxOutputType import EnumTypeOutputScriptType
@ -241,8 +241,6 @@ def sanitize_tx_input(tx: TransactionType, coin: CoinInfo) -> TxInputType:
raise wire.DataError("Segwit not enabled on this coin")
if txi.amount is None:
raise wire.DataError("Segwit input without amount")
_sanitize_decred(txi, coin)
return txi
@ -267,26 +265,9 @@ def sanitize_tx_output(tx: TransactionType, coin: CoinInfo) -> TxOutputType:
raise wire.DataError("Both address and address_n provided.")
if not txo.address_n and not txo.address:
raise wire.DataError("Missing address")
_sanitize_decred(txo, coin)
return txo
def sanitize_tx_binoutput(tx: TransactionType, coin: CoinInfo) -> TxOutputBinType:
txo_bin = tx.bin_outputs[0]
_sanitize_decred(txo_bin, coin)
return txo_bin
def _sanitize_decred(
tx: Union[TxInputType, TxOutputType, TxOutputBinType], coin: CoinInfo
) -> None:
if coin.decred:
if tx.decred_script_version is None:
tx.decred_script_version = 0
else:
if tx.decred_script_version is not None:
raise wire.DataError(
"Decred details provided but Decred coin not specified."
)

3
core/src/trezor/messages/TxInputType.py
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@ -26,7 +26,6 @@ class TxInputType(p.MessageType):
multisig: MultisigRedeemScriptType = None,
amount: int = None,
decred_tree: int = None,
decred_script_version: int = None,
) -> None:
self.address_n = address_n if address_n is not None else []
self.prev_hash = prev_hash
@ -37,7 +36,6 @@ class TxInputType(p.MessageType):
self.multisig = multisig
self.amount = amount
self.decred_tree = decred_tree
self.decred_script_version = decred_script_version
@classmethod
def get_fields(cls) -> Dict:
@ -51,5 +49,4 @@ class TxInputType(p.MessageType):
7: ('multisig', MultisigRedeemScriptType, 0),
8: ('amount', p.UVarintType, 0),
9: ('decred_tree', p.UVarintType, 0),
10: ('decred_script_version', p.UVarintType, 0),
}

3
core/src/trezor/messages/TxOutputType.py
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@ -23,7 +23,6 @@ class TxOutputType(p.MessageType):
script_type: EnumTypeOutputScriptType = None,
multisig: MultisigRedeemScriptType = None,
op_return_data: bytes = None,
decred_script_version: int = None,
) -> None:
self.address = address
self.address_n = address_n if address_n is not None else []
@ -31,7 +30,6 @@ class TxOutputType(p.MessageType):
self.script_type = script_type
self.multisig = multisig
self.op_return_data = op_return_data
self.decred_script_version = decred_script_version
@classmethod
def get_fields(cls) -> Dict:
@ -42,5 +40,4 @@ class TxOutputType(p.MessageType):
4: ('script_type', p.EnumType("OutputScriptType", (0, 1, 2, 3, 4, 5)), 0), # required
5: ('multisig', MultisigRedeemScriptType, 0),
6: ('op_return_data', p.BytesType, 0),
7: ('decred_script_version', p.UVarintType, 0),
}

14
legacy/firmware/signing.c
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@ -652,13 +652,6 @@ static bool signing_validate_input(const TxInputType *txinput) {
signing_abort();
return false;
}
if (!coin->decred && txinput->has_decred_script_version) {
fsm_sendFailure(
FailureType_Failure_DataError,
_("Decred details provided but Decred coin not specified."));
signing_abort();
return false;
}
#if !BITCOIN_ONLY
if (coin->force_bip143 || coin->overwintered) {
@ -783,13 +776,6 @@ static bool signing_check_input(const TxInputType *txinput) {
tx_sequence_hash(&hasher_sequence, txinput);
#if !BITCOIN_ONLY
if (coin->decred) {
if (txinput->decred_script_version > 0) {
fsm_sendFailure(FailureType_Failure_DataError,
_("Decred v1+ scripts are not supported"));
signing_abort();
return false;
}
// serialize Decred prefix in Phase 1
resp.has_serialized = true;
resp.serialized.has_serialized_tx = true;

4
legacy/firmware/transaction.c
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@ -61,6 +61,8 @@
/* size of a Decred witness (without script): 8 amount, 4 block height, 4 block
* index */
#define TXSIZE_DECRED_WITNESS 16
/* support version of Decred script_version */
#define DECRED_SCRIPT_VERSION 0
static const uint8_t segwit_header[2] = {0, 1};
@ -193,7 +195,7 @@ int compile_output(const CoinInfo *coin, const HDNode *root, TxOutputType *in,
TxOutputBinType *out, bool needs_confirm) {
memzero(out, sizeof(TxOutputBinType));
out->amount = in->amount;
out->decred_script_version = in->decred_script_version;
out->decred_script_version = DECRED_SCRIPT_VERSION;
uint8_t addr_raw[MAX_ADDR_RAW_SIZE] = {0};
size_t addr_raw_len = 0;

3
python/src/trezorlib/messages/TxInputType.py
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@ -26,7 +26,6 @@ class TxInputType(p.MessageType):
multisig: MultisigRedeemScriptType = None,
amount: int = None,
decred_tree: int = None,
decred_script_version: int = None,
) -> None:
self.address_n = address_n if address_n is not None else []
self.prev_hash = prev_hash
@ -37,7 +36,6 @@ class TxInputType(p.MessageType):
self.multisig = multisig
self.amount = amount
self.decred_tree = decred_tree
self.decred_script_version = decred_script_version
@classmethod
def get_fields(cls) -> Dict:
@ -51,5 +49,4 @@ class TxInputType(p.MessageType):
7: ('multisig', MultisigRedeemScriptType, 0),
8: ('amount', p.UVarintType, 0),
9: ('decred_tree', p.UVarintType, 0),
10: ('decred_script_version', p.UVarintType, 0),
}

3
python/src/trezorlib/messages/TxOutputType.py
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@ -23,7 +23,6 @@ class TxOutputType(p.MessageType):
script_type: EnumTypeOutputScriptType = None,
multisig: MultisigRedeemScriptType = None,
op_return_data: bytes = None,
decred_script_version: int = None,
) -> None:
self.address = address
self.address_n = address_n if address_n is not None else []
@ -31,7 +30,6 @@ class TxOutputType(p.MessageType):
self.script_type = script_type
self.multisig = multisig
self.op_return_data = op_return_data
self.decred_script_version = decred_script_version
@classmethod
def get_fields(cls) -> Dict:
@ -42,5 +40,4 @@ class TxOutputType(p.MessageType):
4: ('script_type', p.EnumType("OutputScriptType", (0, 1, 2, 3, 4, 5)), 0), # required
5: ('multisig', MultisigRedeemScriptType, 0),
6: ('op_return_data', p.BytesType, 0),
7: ('decred_script_version', p.UVarintType, 0),
}

5
tests/device_tests/test_msg_signtx_decred.py
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@ -63,7 +63,6 @@ class TestMsgSigntxDecred:
address="TscqTv1he8MZrV321SfRghw7LFBCJDKB3oz",
amount=190000000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
decred_script_version=0,
)
with client:
@ -123,7 +122,6 @@ class TestMsgSigntxDecred:
address="TsWjioPrP8E1TuTMmTrVMM2BA4iPrjQXBpR",
amount=489975000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
decred_script_version=0,
)
out2 = proto.TxOutputType(
@ -131,7 +129,6 @@ class TestMsgSigntxDecred:
address_n=parse_path("m/44'/1'/0'/1/0"),
amount=100000000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
decred_script_version=0,
)
with client:
@ -222,14 +219,12 @@ class TestMsgSigntxDecred:
multisig=multisig,
amount=99900000,
script_type=proto.OutputScriptType.PAYTOMULTISIG,
decred_script_version=0,
)
out2 = proto.TxOutputType(
address="TsWjioPrP8E1TuTMmTrVMM2BA4iPrjQXBpR",
amount=300000000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
decred_script_version=0,
)
with client:

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